982 



CATALOGUE AND INDEX OF 



[BULL. 127. 



Virginias. [Including West Virginia]— 

 Continued. 



1835. Report on elevated country be- 



tween Missouri and Eed rivers, 

 Featherstonhaugh. 



1836. Eeoonnalssance of Virginia, Rog- 



ers, W. S. 

 Bituminous coal deposits of tlie 



valley of the Ohio, Hildreth. 

 Reconnaissance from Washington 



through Wisconsin to the Co- 



teau du Prairie, Featherston- 



haugh. 



1837. Tertiary formations of Virginia, 



Rogers and Rogers. 



Gold mines and regions of Vir- 

 ginia, Silliman. 



Gold mine near Fredericksburg, 

 Silliman. 



Tour to the falls of the Cuyahoga, 

 Am. Jour. Sci. 



Gold veins near Fredericksburg, 

 Maury. 



Report of survey of Virginia for 



1836, Rogers, W. B. 



1838. Fossils of medial Tertiary, 



Conrad. 

 Report of survey of Virginia for 



1837, Rogers, W. B. 



1839. Report of survey of Virginia for 



1838, Rogers, W. B. 

 Tertiary of Virginia, Rogers and 



Rogers. 



1840. Report of survey of Virginia for 



1839, Rogers, W. B. 



Geology of Tertiary of Virginia, 



Rogers and Rogers. 

 New fossils from Petersburg, Lea, 



H.C. 



1841. Fossil in Eocene of James River, 



Tuomey. 

 Report of survey of Virginia for 



1840, Rogers, W. B. 

 Secondary and Tertiary of south- 

 ern Atlantic States, Hodge. 



Report of survey of Virginia for 



1841, Rogers, W. B. 



Mineral salt in Virginia, Taylor, S. 



1842. Nature of dip of Trias of eastern 



United States, Rogers, W. B. 



Notice of coal mines of Rich- 

 mond, Wooldridge. 



Ancient erosion at base of the 

 Oriskany, Rogers, W. B. 



Natural coke of eastern Virginia, 

 Rogers, W, B. 



Virginias. [Including West Virginia] — 

 Continued. 



1842. Portion of the Atlantic Tertiary 



region, Conrad. 

 Structure of the Appalachian 



chain, and laws of mountain 



chains, Rogers and Rogers. 

 Geology of the third district of 



New York, Emmons, E. 



1843. Limits of Infusorial stratum in 



Virginia, Rogers, W. B. 



Geology of western district of 

 New York, Hall, J. 



Age of coal rooks of eastern Vir- 

 ginia, Rogers, W. B. 



New locality of the Infusorial 

 stratum, Tuomey. 



Marcellus and Hamilton in the 

 West and South, Rogers, H. I). 



Rock salt of the Holston, Hay- 

 den, C. B. 



Age of New Red sandstones, 

 Rogers, H. D. 



Age of coal near Richmond, and 

 Fredericksburg sandstone, 

 Rogers, W. B. 



Structure of Appalachians, exem- 

 plifying laws of mountaiu 

 chains, Rogers and Rogers. 



Origin of Appalachian coal, 

 Rogers, H. D. 



Temperature in coal mines of 

 eastern Virginia, Rogers, W. B, 



Connection of thermal springs in 

 Virginia with axes and faults, 

 Rogers, W. B. 



1844. American geology and condition 



of research in United States, 

 Rogers, H. D. 



1845. Older Tertiary of Virginia, South 



Carolina, and Georgia, Lyell. 

 Miocene Tertiary of Maryland, 

 Virginia, and the Carolinas, 

 Lyell. 



1846. Tertiary of Warren County, 

 Miss,, Conrad. 



1847. Ancient sea margins, Chambers. 

 Distribution of remains in older 



formations of the United 



States, Hall, J. 

 Structure of Richmond coal, 



Hooker, J. D. 

 Plants from coal field near Rich> 



mond, Bunbury. 

 Coal field near Richmond, Lyell. 



